Short Answer
According to automobile association of a country, on March 27, 2009, the national average price per gallon of regular unleaded (85-octane) gasoline was $2.09, and the price of premium unleaded (92-octane) gasoline was $2.24. Write an objective function that models the cost of the blend of mid-grade unleaded gasoline (90-octane).
Correct Answer:

Verified
Correct Answer:
Verified
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